CN109883311A - Level sensor - Google Patents
Level sensor Download PDFInfo
- Publication number
- CN109883311A CN109883311A CN201910181036.7A CN201910181036A CN109883311A CN 109883311 A CN109883311 A CN 109883311A CN 201910181036 A CN201910181036 A CN 201910181036A CN 109883311 A CN109883311 A CN 109883311A
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- China
- Prior art keywords
- iron core
- main body
- main shaft
- swing arm
- hall chip
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 48
- 238000007789 sealing Methods 0.000 claims description 15
- 238000001514 detection method Methods 0.000 abstract description 16
- 239000000243 solution Substances 0.000 description 6
- 239000000428 dust Substances 0.000 description 4
- 239000003292 glue Substances 0.000 description 4
- 238000001746 injection moulding Methods 0.000 description 4
- 239000000725 suspension Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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- Measuring Magnetic Variables (AREA)
Abstract
The invention discloses a horizontal height sensor, which comprises a main body, a swing arm, a limiting block and a Hall chip, wherein a circuit board is arranged at the bottom in the main body, the circuit board is fixed in the main body through a bolt, an iron core seat is arranged at the upper part of the circuit board, the iron core seat is fixed with the main body through a bolt, an iron core is arranged at the upper part of the iron core seat, the iron core is embedded with a clamping groove in the iron core seat, the Hall chip is arranged between the iron cores, pins of the Hall chip are electrically connected with the circuit board through wires, magnets are arranged at two sides of the iron core, the Hall chip is arranged on a bottom cover plate of a main shaft, the pins of the chip are connected with the circuit board through wires, the detection accuracy of the Hall chip is improved, the iron cores are arranged at two sides of the Hall chip and are fixed through the clamping grooves in the, the anti-electromagnetic interference performance of the Hall chip is improved, and the detection precision is improved.
Description
Technical field
The present invention relates to sensor technical field, specially a kind of level sensor.
Background technique
Height sensor is the indispensable sensor of active air suspension system, height sensor one end and control arm
It is connected, one end is connected with subframe, constantly monitors bodywork height state and height value is fed back to air suspension controller, air
Suspension controller carries out control adjustment to overall height according to vehicle-state.
The rotation angle of existing its swing arm of level sensor is spent greatly, can not accurately be detected, and Hall core
Setting of the piece without electromagnetism interference, be easy to cause detection error.
Summary of the invention
The technical issues of one solution
In view of the deficiencies of the prior art, the present invention provides a kind of level sensors, solve existing level height and pass
The rotation angle of its swing arm of sensor is spent greatly, can not accurately be detected, and setting of the Hall chip without electromagnetism interference, is easy
Cause detection error.
Two technical solutions
In order to achieve the above object, the present invention is achieved by the following technical programs: a kind of level sensor, including master
Body, swing arm, limited block and Hall chip, bottom is equipped with wiring board in the main body, and the wiring board is bolted on master
Internal portion, the wiring board top are equipped with iron core base, and the iron core base is fixed by bolt and main body, and the iron core base top is set
Cored, the iron core is mutually chimeric with the card slot in iron core base, and Hall chip is equipped between the iron core, the Hall chip
Pin is electrically connected by conducting wire and wiring board, and the iron core two sides are equipped with magnet, and the magnet is solid by bolt and iron core base
Fixed connection, the magnet top are equipped with magnet set, main shaft are equipped in the middle part of the main body, and the Hall chip is close to main shaft bottom
Cover board, the Hall chip are located at the underface of main shaft, and the body exterior is equipped with swing arm, is equipped with axis hole inside the swing arm,
The axis hole is mutually chimeric with main shaft, and the swing arm is connect by main shaft with body rotation, and limited block, institute are equipped on the left of the daytime
It states limited block and swing arm connects, fixed block is equipped on the left of the limited block, the fixed block is fixed by bolt and main body
Connection, the limited block are fixedly connected by fixed block with main body, and through-hole is equipped with inside the swing arm.
Preferably, contact pin is equipped on the left of the main body, the contact pin is electrically connected by connecting line and wiring board.
Preferably, two sides are equipped with oil sealing on the main shaft, and the oil sealing is socketed in outside main shaft.
Preferably, the main shaft bottom is surrounded by axle sleeve, and the axle sleeve is socketed in the outerface of spindle.
Three beneficial effects
The present invention provides a kind of level sensors.Have it is following the utility model has the advantages that
(1), Hall chip is arranged in main shaft by the way that Hall chip is arranged in body interior for a kind of level sensor
Bottom cover plate on, chip pin is connect with wiring board by conducting wire, increases the detection accuracy of Hall chip, in Hall core
Piece two sides are equipped with iron core, are fixed by the card slot in iron core base, and magnet setting generates magnetic field in iron core two sides, increase Hall
The electromagnetism interference performance of chip increases detection accuracy, and swing arm is vertically connected on main shaft top, is rotated by main shaft and drives swing arm
Rotation, the setting of limited block limits the slewing area of swing arm, can be more accurate detect.
(2), a kind of level sensor, contact pin is connect with main body using the integral type of injection molding, and is being connected
Place is filled sealing by the way of encapsulating glue, increases the stability of contact pin and the leakproofness of main body, the setting of oil sealing
Increase the leakproofness that main shaft is connect with main body, the sundries such as dust, greasy dirt is avoided to enter body interior, body interior part is caused to damage
Bad, the setting of axle sleeve increases the connective stability between main shaft and main body, increases detection accuracy.
Detailed description of the invention
Fig. 1 is schematic diagram of internal structure of the present invention；
Fig. 2 is left view figure structure schematic representation of the present invention；
Fig. 3 is that the present invention overlooks figure structure schematic representation；
In figure, main body -1, wiring board -2, iron core -3, Hall chip -4, iron core base -5, magnet -6, magnet set -7, axle sleeve -8, oil
Seal -9, main shaft -10, swing arm -11, contact pin -12, fixed block -13, limited block -14, axis hole -15, through-hole -16.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the embodiment of the present invention provides a kind of technical solution: a kind of level sensor, including main body
1, swing arm 11, limited block 14 and Hall chip 4, bottom is equipped with wiring board 2 in the main body 1, and the wiring board 2 is solid by bolt
It is scheduled on inside main body 1,2 top of wiring board is equipped with iron core base 5, and the iron core base 5 is fixed by bolt and main body 1, described
5 top of iron core base is equipped with iron core 3, and the iron core 3 is mutually chimeric with the card slot in iron core base 5, and Hall core is equipped between the iron core 3
The pin of piece 4, the Hall chip 4 is electrically connected by conducting wire and wiring board 2, and 3 two sides of iron core are equipped with magnet 6, described
Magnet 6 is fixedly connected by bolt with iron core base 5, and 6 top of magnet is equipped with magnet set 7, is equipped with main shaft in the middle part of the main body 1
10, the Hall chip 4 is close to the cover board of 10 bottom of main shaft, and the Hall chip 4 is located at the underface of main shaft 10, the main body
1 outside is equipped with swing arm 11, is equipped with axis hole 15 inside the swing arm 11, the axis hole 15 is mutually chimeric with main shaft 10, the swing arm 11
It is rotatablely connected by main shaft 10 and main body 1, is equipped with limited block 14 on the left of the daytime, the limited block 14 and 11 company of contact of swing arm
It connects, fixed block 13 is equipped on the left of the limited block 14, the fixed block 13 is fixedly connected by bolt with main body 1, the limit
Block 14 is fixedly connected by fixed block 13 with main body 1, and through-hole 16 is equipped with inside the swing arm 11.
Contact pin 12 is equipped on the left of the main body 1, the contact pin 12 is electrically connected by connecting line and wiring board 2, contact pin 12
It is connect with main body using the integral type of injection molding, and is filled sealing by the way of encapsulating glue in junction, increased
Insert the stability of needle 12 and the leakproofness of main body 1.
Two sides are equipped with oil sealing 9 on the main shaft 10, and the oil sealing 9 is socketed in outside main shaft 10, and the setting of oil sealing 9 increases master
The leakproofness that axis 10 is connect with main body 1 avoids the sundries such as dust, greasy dirt from entering inside main body 1, and 1 inner body of main body is caused to damage
It is bad.
10 bottom of main shaft is surrounded by axle sleeve 8, and the axle sleeve 8 is socketed in 10 outer surface of main shaft, and the setting of axle sleeve 8 increases
Add the connective stability between main shaft 10 and main body 1, increases detection accuracy.
Working principle: by the way that Hall chip 4 is arranged inside main body 1, Hall chip 4 is arranged in the bottom cover of main shaft 10
On plate, chip pin is connect with wiring board 2 by conducting wire, increases the detection accuracy of Hall chip 4, at 4 liang of Hall chip
Side is equipped with iron core 3, is fixed by the card slot in iron core base 5, and the setting of magnet 6 generates magnetic field in 3 two sides of iron core, increases Hall
The electromagnetism interference performance of chip 4, increases detection accuracy, and swing arm 11 is vertically connected on 10 top of main shaft, is rotated by main shaft 10
Drive swing arm rotation, the setting of limited block 14 limits the slewing area of swing arm 11, can be more accurate detect.Contact pin
12 are connect with main body using the integral type of injection molding, and sealing is filled by the way of encapsulating glue in junction,
Increase the stability of contact pin 12 and the leakproofness of main body 1, the setting of oil sealing 9 increases the leakproofness that main shaft 10 is connect with main body 1, keeps away
Exempt from the sundries such as dust, greasy dirt to enter inside main body 1,1 inner body of main body caused to damage, the setting of axle sleeve 8 increase main shaft 10 with
Connective stability between main body 1 increases detection accuracy.
Main body -1 of the invention, wiring board -2, iron core -3, Hall chip -4, iron core base -5, magnet -6, magnet set -7, axis
Cover -8, oil sealing -9, main shaft -10, swing arm -11, contact pin -12, fixed block -13, limited block -14, axis hole -15, through-hole -16, component
It is universal standard part or component as known to those skilled in the art, structure and principle are all that this technology personnel can pass through skill
Art handbook learns or knows by routine experiment method that problems solved by the invention is its swing arm of existing level sensor
Rotation angle spend greatly, can not accurately be detected, and setting of the Hall chip without electromagnetism interference, be easy to cause detection miss
Difference, the present invention are combined with each other by above-mentioned component, a kind of level sensor, by the way that Hall core is arranged in body interior
Hall chip is arranged in the bottom cover plate of main shaft piece, and chip pin is connect with wiring board by conducting wire, increases Hall core
The detection accuracy of piece is equipped with iron core in Hall chip two sides, is fixed by the card slot in iron core base, magnet is arranged in iron
Core two sides generate magnetic field, increase the electromagnetism interference performance of Hall chip, increase detection accuracy, and swing arm is vertically connected on main shaft
Portion is rotated by main shaft and drives swing arm rotation, and the setting of limited block limits the slewing area of swing arm, can it is more accurate into
Row detection.Contact pin is connect with main body using the integral type of injection molding, and is carried out by the way of encapsulating glue in junction
Filling sealing increases the stability of contact pin and the leakproofness of main body, and the setting of oil sealing increases the leakproofness that main shaft is connect with main body,
It avoids the sundries such as dust, greasy dirt from entering body interior, causes body interior damage parts, the setting of axle sleeve increases main shaft and main body
Between connective stability, increase detection accuracy.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from spirit of the invention or
In the case where essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in the present invention
It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (4)
1. a kind of level sensor, it is characterised in that: including main body (1), swing arm (11), limited block (14) and Hall chip
(4), the interior bottom of the main body (1) is equipped with wiring board (2), and the wiring board (2) is bolted on main body (1) inside, institute
Wiring board (2) top is stated equipped with iron core base (5), the iron core base (5) is fixed by bolt and main body (1), the iron core base (5)
Top is equipped with iron core (3), and the iron core (3) is mutually chimeric with the card slot in iron core base (5), and Hall is equipped between the iron core (3)
The pin of chip (4), the Hall chip (4) is electrically connected by conducting wire and wiring board (2), and iron core (3) two sides are equipped with
Magnet (6), the magnet (6) are fixedly connected by bolt with iron core base (5), and magnet (6) top is equipped with magnet set (7),
Main shaft (10) are equipped in the middle part of the main body (1), the Hall chip (4) is close to the cover board of main shaft (10) bottom, the Hall core
Piece (4) is located at the underface of main shaft (10), is equipped with swing arm (11) outside the main body (1), axis is equipped with inside the swing arm (11)
Hole (15), the axis hole (15) is mutually chimeric with main shaft (10), and the swing arm (11) is connected by main shaft (10) and main body (1) rotation
It connects, is equipped with limited block (14) on the left of the daytime, the limited block (14) and swing arm (11) connect, the limited block (14)
Left side is equipped with fixed block (13), and the fixed block (13) is fixedly connected by bolt with main body (1), and the limited block (14) passes through
Fixed block (13) is fixedly connected with main body (1), is equipped with through-hole (16) inside the swing arm (11).
2. a kind of level sensor according to claim 1, it is characterised in that: be equipped with and insert on the left of the main body (1)
Needle (12), the contact pin (12) are electrically connected by connecting line and wiring board (2).
3. a kind of level sensor according to claim 1, it is characterised in that: two sides are equipped on the main shaft (10)
Oil sealing (9), it is external that the oil sealing (9) is socketed in main shaft (10).
4. a kind of level sensor according to claim 1, it is characterised in that: main shaft (10) bottom surrounding is set
Have axle sleeve (8), the axle sleeve (8) is socketed in main shaft (10) outer surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910181036.7A CN109883311A (en) | 2019-03-11 | 2019-03-11 | Level sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910181036.7A CN109883311A (en) | 2019-03-11 | 2019-03-11 | Level sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109883311A true CN109883311A (en) | 2019-06-14 |
Family
ID=66931779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910181036.7A Pending CN109883311A (en) | 2019-03-11 | 2019-03-11 | Level sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109883311A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5299488A (en) * | 1991-08-07 | 1994-04-05 | Microhydraulics Inc. | Active suspension system |
| CN201335676Y (en) * | 2008-12-29 | 2009-10-28 | 上海小糸车灯有限公司 | Sensor used for detecting vehicle body height |
| CN201828234U (en) * | 2010-10-19 | 2011-05-11 | 北京经纬恒润科技有限公司 | Hall-type sensor for height of vehicle body |
| CN201935663U (en) * | 2010-12-17 | 2011-08-17 | 科博达技术有限公司 | Height sensor for automobile body |
| CN102645153A (en) * | 2012-05-03 | 2012-08-22 | 上海小糸车灯有限公司 | Vehicle chassis height sensor |
| CN203496756U (en) * | 2013-09-26 | 2014-03-26 | 上海信耀电子有限公司 | Vehicle body height sensor |
| US20140124994A1 (en) * | 2012-11-02 | 2014-05-08 | Veyance Technologies, Inc. | Air spring height measurement arrangement |
| US20170282665A1 (en) * | 2016-04-04 | 2017-10-05 | Ford Global Technologies, Llc | Encoded electromagnetic based ride height sensing |
| CN207147396U (en) * | 2017-06-07 | 2018-03-27 | 上海小糸车灯有限公司 | A kind of automotive suspension height sensor |
| CN209689549U (en) * | 2019-03-11 | 2019-11-26 | 浙江可得电子科技有限公司 | Level sensor |
-
2019
- 2019-03-11 CN CN201910181036.7A patent/CN109883311A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5299488A (en) * | 1991-08-07 | 1994-04-05 | Microhydraulics Inc. | Active suspension system |
| CN201335676Y (en) * | 2008-12-29 | 2009-10-28 | 上海小糸车灯有限公司 | Sensor used for detecting vehicle body height |
| CN201828234U (en) * | 2010-10-19 | 2011-05-11 | 北京经纬恒润科技有限公司 | Hall-type sensor for height of vehicle body |
| CN201935663U (en) * | 2010-12-17 | 2011-08-17 | 科博达技术有限公司 | Height sensor for automobile body |
| CN102645153A (en) * | 2012-05-03 | 2012-08-22 | 上海小糸车灯有限公司 | Vehicle chassis height sensor |
| US20140124994A1 (en) * | 2012-11-02 | 2014-05-08 | Veyance Technologies, Inc. | Air spring height measurement arrangement |
| CN203496756U (en) * | 2013-09-26 | 2014-03-26 | 上海信耀电子有限公司 | Vehicle body height sensor |
| US20170282665A1 (en) * | 2016-04-04 | 2017-10-05 | Ford Global Technologies, Llc | Encoded electromagnetic based ride height sensing |
| CN207147396U (en) * | 2017-06-07 | 2018-03-27 | 上海小糸车灯有限公司 | A kind of automotive suspension height sensor |
| CN209689549U (en) * | 2019-03-11 | 2019-11-26 | 浙江可得电子科技有限公司 | Level sensor |
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